<template>
  <div>
    我是父组件
    <child :message="err"></child>
  </div>
</template>

<script>
import child from "./zzj.vue";

export default {
  components: {
    child,
  },
  data() {
    return {
      err: "hellow",
    };
  },
};
</script>

<style>
</style>